body {
  display: flex;
  flex-direction: column;
}
body main {
  flex: 1;
  overflow-y: scroll;
  padding: 0px 14px 14px 14px;
}
body main a {
  display: block;
}
body main .lesson {
  -color: #101010;
  color: grey;
  font-size: 20px;
  margin: 20px 0px;
  text-align: center;
}
body main .new_lesson {
  width: 100%;
  border-radius: 15px;
  box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
}
body main .new_lesson img {
  display: block;
  width: 100%;
  height: 150px;
  background-color: #ccc;
  object-fit: cover;
  border-radius: 15px 15px 0px 0px;
}
body main .new_lesson p {
  padding-left: 15px;
  line-height: 20px;
}
body main .new_lesson p:nth-child(2) {
  padding-top: 10px;
  color: #101010;
  font-size: 16px;
}
body main .new_lesson p:nth-child(3) {
  color: #9a9a9a;
  font-size: 12px;
  padding-bottom: 10px;
}
body main .lesson_list {
  position: relative;
  border-radius: 15px 15px 15px 15px;
  box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
  height: 140px;
  margin-bottom: 10px;
}
body main .lesson_list .lesson_title {
  position: absolute;
  top: 56px;
  left: 22px;
  font-size: 20px;
  color: aliceblue;
}
body main .lesson_list .lesson_dital {
  position: absolute;
  top: 91px;
  left: 22px;
  font-size: 14px;
  color: aliceblue;
}
